Mathematics, 06.12.2020 04:00 aletadaboss
A sheet metal shop ordered 60 lb of tin for 30 lb of a zinc alloy for a total cost of $480. A second purchase, at the same price, included 40 lb tin and 70 lb of zinc alloy. The total cost was $770. Find the total cost per pound of the tin and of the zinc alloy PLEASE EXPLAIN RESPONSE
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A sheet metal shop ordered 60 lb of tin for 30 lb of a zinc alloy for a total cost of $480. A second...
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